The unclued lights (one of two words and one hyphened) are of a kind, verifiable in Brewer.

Across

10 United in love, writhing, it produces seed (5)
11 Lady Taverner takes sanctuary more than once (5)
14 Gather the harvest, measure spoken about, then cut (6)
15 If at odds, get an intermediary (5)
17 Analyses of new casino, getting rebuilt in south Sweden (9)
19 This genus of palms is mixed with tea for apothecary (7)
21 Some premonition backing harvest offering (4)
23 Heartless lively girl (4)
24 Dotty mutual exchanges (6)
26 Transaction includes award for Richard...